This message will disappear after all relevant tasks have been resolved.
Semantic MediaWiki
There are 1 incomplete or pending task to finish installation of Semantic MediaWiki. An administrator or user with sufficient rights can complete it. This should be done before adding new data to avoid inconsistencies.The revision #78692 of the page named "STM32MP15 U-Boot" does not exist.
This is usually caused by following an outdated history link to a page that has been deleted. Details can be found in the deletion log.